epicyon/webapp_column_right.py

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__filename__ = "webapp_column_right.py"
__author__ = "Bob Mottram"
__license__ = "AGPL3+"
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__version__ = "1.2.0"
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__maintainer__ = "Bob Mottram"
__email__ = "bob@freedombone.net"
__status__ = "Production"
import os
from datetime import datetime
from content import removeLongWords
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from utils import removeHtml
from utils import locatePost
from utils import loadJson
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from utils import votesOnNewswireItem
from utils import getNicknameFromActor
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from utils import isEditor
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from utils import getConfigParam
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from posts import isModerator
from webapp_utils import getRightImageFile
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from webapp_utils import htmlHeaderWithExternalStyle
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from webapp_utils import htmlFooter
from webapp_utils import getBannerFile
from webapp_utils import htmlPostSeparator
from webapp_utils import headerButtonsFrontScreen
def _votesIndicator(totalVotes: int, positiveVoting: bool) -> str:
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"""Returns an indicator of the number of votes on a newswire item
"""
if totalVotes <= 0:
return ''
totalVotesStr = ' '
for v in range(totalVotes):
if positiveVoting:
totalVotesStr += ''
else:
totalVotesStr += ''
return totalVotesStr
def getRightColumnContent(baseDir: str, nickname: str, domainFull: str,
httpPrefix: str, translate: {},
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moderator: bool, editor: bool,
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newswire: {}, positiveVoting: bool,
showBackButton: bool, timelinePath: str,
showPublishButton: bool,
showPublishAsIcon: bool,
rssIconAtTop: bool,
publishButtonAtTop: bool,
authorized: bool,
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showHeaderImage: bool,
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theme: str,
defaultTimeline: str) -> str:
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"""Returns html content for the right column
"""
htmlStr = ''
domain = domainFull
if ':' in domain:
domain = domain.split(':')
if authorized:
# only show the publish button if logged in, otherwise replace it with
# a login button
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titleStr = translate['Publish a blog article']
if defaultTimeline == 'tlfeatures':
titleStr = translate['Publish a news article']
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publishButtonStr = \
' <a href="' + \
'/users/' + nickname + '/newblog?nodropdown" ' + \
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'title="' + titleStr + '">' + \
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'<button class="publishbtn">' + \
translate['Publish'] + '</button></a>\n'
else:
# if not logged in then replace the publish button with
# a login button
publishButtonStr = \
' <a href="/login"><button class="publishbtn">' + \
translate['Login'] + '</button></a>\n'
# show publish button at the top if needed
if publishButtonAtTop:
htmlStr += '<center>' + publishButtonStr + '</center>'
# show a column header image, eg. title of the theme or newswire banner
editImageClass = ''
if showHeaderImage:
rightImageFile, rightColumnImageFilename = \
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getRightImageFile(baseDir, nickname, domain, theme)
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# show the image at the top of the column
editImageClass = 'rightColEdit'
if os.path.isfile(rightColumnImageFilename):
editImageClass = 'rightColEditImage'
htmlStr += \
'\n <center>\n' + \
' <img class="rightColImg" ' + \
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'alt="" loading="lazy" src="/users/' + \
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nickname + '/' + rightImageFile + '" />\n' + \
' </center>\n'
if (showPublishButton or editor or rssIconAtTop) and not showHeaderImage:
htmlStr += '<div class="columnIcons">'
if editImageClass == 'rightColEdit':
htmlStr += '\n <center>\n'
# whether to show a back icon
# This is probably going to be osolete soon
if showBackButton:
htmlStr += \
' <a href="' + timelinePath + '">' + \
'<button class="cancelbtn">' + \
translate['Go Back'] + '</button></a>\n'
if showPublishButton and not publishButtonAtTop:
if not showPublishAsIcon:
htmlStr += publishButtonStr
# show the edit icon
if editor:
if os.path.isfile(baseDir + '/accounts/newswiremoderation.txt'):
# show the edit icon highlighted
htmlStr += \
' <a href="' + \
'/users/' + nickname + '/editnewswire">' + \
'<img class="' + editImageClass + \
'" loading="lazy" alt="' + \
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translate['Edit newswire'] + ' | " title="' + \
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translate['Edit newswire'] + '" src="/' + \
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'icons/edit_notify.png" /></a>\n'
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else:
# show the edit icon
htmlStr += \
' <a href="' + \
'/users/' + nickname + '/editnewswire">' + \
'<img class="' + editImageClass + \
'" loading="lazy" alt="' + \
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translate['Edit newswire'] + ' | " title="' + \
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translate['Edit newswire'] + '" src="/' + \
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'icons/edit.png" /></a>\n'
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# show the RSS icons
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rssIconStr = \
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' <a href="/categories.xml">' + \
'<img class="' + editImageClass + \
'" loading="lazy" alt="' + \
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translate['Hashtag Categories RSS Feed'] + ' | " title="' + \
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translate['Hashtag Categories RSS Feed'] + '" src="/' + \
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'icons/categoriesrss.png" /></a>\n'
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rssIconStr += \
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' <a href="/newswire.xml">' + \
'<img class="' + editImageClass + \
'" loading="lazy" alt="' + \
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translate['Newswire RSS Feed'] + ' | " title="' + \
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translate['Newswire RSS Feed'] + '" src="/' + \
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'icons/logorss.png" /></a>\n'
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if rssIconAtTop:
htmlStr += rssIconStr
# show publish icon at top
if showPublishButton:
if showPublishAsIcon:
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titleStr = translate['Publish a blog article']
if defaultTimeline == 'tlfeatures':
titleStr = translate['Publish a news article']
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htmlStr += \
' <a href="' + \
'/users/' + nickname + '/newblog?nodropdown">' + \
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'<img class="' + editImageClass + \
'" loading="lazy" alt="' + \
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titleStr + '" title="' + \
titleStr + '" src="/' + \
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'icons/publish.png" /></a>\n'
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if editImageClass == 'rightColEdit':
htmlStr += ' </center>\n'
else:
if showHeaderImage:
htmlStr += ' <br>\n'
if (showPublishButton or editor or rssIconAtTop) and not showHeaderImage:
htmlStr += '</div><br>'
# show the newswire lines
newswireContentStr = \
_htmlNewswire(baseDir, newswire, nickname, moderator, translate,
positiveVoting)
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htmlStr += newswireContentStr
# show the rss icon at the bottom, typically on the right hand side
if newswireContentStr and not rssIconAtTop:
htmlStr += '<br><div class="columnIcons">' + rssIconStr + '</div>'
return htmlStr
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def _getBrokenFavSubstitute() -> str:
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"""Substitute link used if a favicon is not available
"""
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return " onerror=\"this.onerror=null; this.src='/newswire_favicon.ico'\""
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def _getNewswireFavicon(url: str) -> str:
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"""Returns a favicon url from the given article link
"""
if '://' not in url:
return '/newswire_favicon.ico'
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if url.startswith('http://'):
if not (url.endswith('.onion') or url.endswith('.i2p')):
return '/newswire_favicon.ico'
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domain = url.split('://')[1]
if '/' not in domain:
return url + '/favicon.ico'
else:
domain = domain.split('/')[0]
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return url.split('://')[0] + '://' + domain + '/favicon.ico'
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def _htmlNewswire(baseDir: str, newswire: {}, nickname: str, moderator: bool,
translate: {}, positiveVoting: bool) -> str:
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"""Converts a newswire dict into html
"""
separatorStr = htmlPostSeparator(baseDir, 'right')
htmlStr = ''
for dateStr, item in newswire.items():
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item[0] = removeHtml(item[0]).strip()
if not item[0]:
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continue
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# remove any CDATA
if 'CDATA[' in item[0]:
item[0] = item[0].split('CDATA[')[1]
if ']' in item[0]:
item[0] = item[0].split(']')[0]
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try:
publishedDate = \
datetime.strptime(dateStr, "%Y-%m-%d %H:%M:%S%z")
except BaseException:
print('WARN: bad date format ' + dateStr)
continue
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dateShown = publishedDate.strftime("%Y-%m-%d %H:%M")
dateStrLink = dateStr.replace('T', ' ')
dateStrLink = dateStrLink.replace('Z', '')
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url = item[1]
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faviconUrl = _getNewswireFavicon(url)
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faviconLink = ''
if faviconUrl:
faviconLink = \
'<img loading="lazy" src="' + faviconUrl + '" ' + \
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'alt="" ' + \
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_getBrokenFavSubstitute() + '/>'
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moderatedItem = item[5]
htmlStr += separatorStr
if moderatedItem and 'vote:' + nickname in item[2]:
totalVotesStr = ''
totalVotes = 0
if moderator:
totalVotes = votesOnNewswireItem(item[2])
totalVotesStr = \
_votesIndicator(totalVotes, positiveVoting)
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title = removeLongWords(item[0], 16, []).replace('\n', '<br>')
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htmlStr += '<p class="newswireItemVotedOn">' + \
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'<a href="' + url + '" target="_blank" ' + \
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'rel="nofollow noopener noreferrer">' + \
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'<span class="newswireItemVotedOn">' + \
faviconLink + title + \
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'</span></a>' + totalVotesStr
if moderator:
htmlStr += \
' ' + dateShown + '<a href="/users/' + nickname + \
'/newswireunvote=' + dateStrLink + '" ' + \
'title="' + translate['Remove Vote'] + '">'
htmlStr += '<img loading="lazy" class="voteicon" src="/' + \
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'alt="' + translate['Remove Vote'] + '" ' + \
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'icons/vote.png" /></a></p>\n'
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else:
htmlStr += ' <span class="newswireDateVotedOn">'
htmlStr += dateShown + '</span></p>\n'
else:
totalVotesStr = ''
totalVotes = 0
if moderator:
if moderatedItem:
totalVotes = votesOnNewswireItem(item[2])
# show a number of ticks or crosses for how many
# votes for or against
totalVotesStr = \
_votesIndicator(totalVotes, positiveVoting)
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title = removeLongWords(item[0], 16, []).replace('\n', '<br>')
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if moderator and moderatedItem:
htmlStr += '<p class="newswireItemModerated">' + \
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'<a href="' + url + '" target="_blank" ' + \
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'rel="nofollow noopener noreferrer">' + \
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faviconLink + title + '</a>' + totalVotesStr
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htmlStr += ' ' + dateShown
htmlStr += '<a href="/users/' + nickname + \
'/newswirevote=' + dateStrLink + '" ' + \
'title="' + translate['Vote'] + '">'
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htmlStr += '<img class="voteicon" ' + \
'alt="' + translate['Vote'] + '" ' + \
'src="/icons/vote.png" /></a>'
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htmlStr += '</p>\n'
else:
htmlStr += '<p class="newswireItem">' + \
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'<a href="' + url + '" target="_blank" ' + \
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'rel="nofollow noopener noreferrer">' + \
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faviconLink + title + '</a>' + \
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totalVotesStr
htmlStr += ' <span class="newswireDate">'
htmlStr += dateShown + '</span></p>\n'
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if htmlStr:
htmlStr = '<nav>\n' + htmlStr + '</nav>\n'
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return htmlStr
def htmlCitations(baseDir: str, nickname: str, domain: str,
httpPrefix: str, defaultTimeline: str,
translate: {}, newswire: {}, cssCache: {},
blogTitle: str, blogContent: str,
blogImageFilename: str,
blogImageAttachmentMediaType: str,
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blogImageDescription: str,
theme: str) -> str:
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"""Show the citations screen when creating a blog
"""
htmlStr = ''
# create a list of dates for citations
# these can then be used to re-select checkboxes later
citationsFilename = \
baseDir + '/accounts/' + \
nickname + '@' + domain + '/.citations.txt'
citationsSelected = []
if os.path.isfile(citationsFilename):
citationsSeparator = '#####'
with open(citationsFilename, "r") as f:
citations = f.readlines()
for line in citations:
if citationsSeparator not in line:
continue
sections = line.strip().split(citationsSeparator)
if len(sections) != 3:
continue
dateStr = sections[0]
citationsSelected.append(dateStr)
# the css filename
cssFilename = baseDir + '/epicyon-profile.css'
if os.path.isfile(baseDir + '/epicyon.css'):
cssFilename = baseDir + '/epicyon.css'
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instanceTitle = \
getConfigParam(baseDir, 'instanceTitle')
htmlStr = htmlHeaderWithExternalStyle(cssFilename, instanceTitle)
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# top banner
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bannerFile, bannerFilename = \
getBannerFile(baseDir, nickname, domain, theme)
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htmlStr += \
'<a href="/users/' + nickname + '/newblog" title="' + \
translate['Go Back'] + '" alt="' + \
translate['Go Back'] + '">\n'
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htmlStr += '<img loading="lazy" class="timeline-banner" ' + \
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'alt="" src="' + \
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'/users/' + nickname + '/' + bannerFile + '" /></a>\n'
htmlStr += \
'<form enctype="multipart/form-data" method="POST" ' + \
'accept-charset="UTF-8" action="/users/' + nickname + \
'/citationsdata">\n'
htmlStr += ' <center>\n'
htmlStr += translate['Choose newswire items ' +
'referenced in your article'] + '<br>'
if blogTitle is None:
blogTitle = ''
htmlStr += \
' <input type="hidden" name="blogTitle" value="' + \
blogTitle + '">\n'
if blogContent is None:
blogContent = ''
htmlStr += \
' <input type="hidden" name="blogContent" value="' + \
blogContent + '">\n'
# submit button
htmlStr += \
' <input type="submit" name="submitCitations" value="' + \
translate['Submit'] + '">\n'
htmlStr += ' </center>\n'
citationsSeparator = '#####'
# list of newswire items
if newswire:
ctr = 0
for dateStr, item in newswire.items():
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item[0] = removeHtml(item[0]).strip()
if not item[0]:
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continue
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# remove any CDATA
if 'CDATA[' in item[0]:
item[0] = item[0].split('CDATA[')[1]
if ']' in item[0]:
item[0] = item[0].split(']')[0]
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# should this checkbox be selected?
selectedStr = ''
if dateStr in citationsSelected:
selectedStr = ' checked'
publishedDate = \
datetime.strptime(dateStr, "%Y-%m-%d %H:%M:%S%z")
dateShown = publishedDate.strftime("%Y-%m-%d %H:%M")
title = removeLongWords(item[0], 16, []).replace('\n', '<br>')
link = item[1]
citationValue = \
dateStr + citationsSeparator + \
title + citationsSeparator + \
link
htmlStr += \
'<input type="checkbox" name="newswire' + str(ctr) + \
'" value="' + citationValue + '"' + selectedStr + '/>' + \
'<a href="' + link + '"><cite>' + title + '</cite></a> '
htmlStr += '<span class="newswireDate">' + \
dateShown + '</span><br>\n'
ctr += 1
htmlStr += '</form>\n'
return htmlStr + htmlFooter()
def htmlNewswireMobile(cssCache: {}, baseDir: str, nickname: str,
domain: str, domainFull: str,
httpPrefix: str, translate: {},
newswire: {},
positiveVoting: bool,
timelinePath: str,
showPublishAsIcon: bool,
authorized: bool,
rssIconAtTop: bool,
iconsAsButtons: bool,
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defaultTimeline: str,
theme: str) -> str:
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"""Shows the mobile version of the newswire right column
"""
htmlStr = ''
# the css filename
cssFilename = baseDir + '/epicyon-profile.css'
if os.path.isfile(baseDir + '/epicyon.css'):
cssFilename = baseDir + '/epicyon.css'
if nickname == 'news':
editor = False
moderator = False
else:
# is the user a moderator?
moderator = isModerator(baseDir, nickname)
# is the user a site editor?
editor = isEditor(baseDir, nickname)
showPublishButton = editor
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instanceTitle = \
getConfigParam(baseDir, 'instanceTitle')
htmlStr = htmlHeaderWithExternalStyle(cssFilename, instanceTitle)
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bannerFile, bannerFilename = \
getBannerFile(baseDir, nickname, domain, theme)
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htmlStr += \
'<a href="/users/' + nickname + '/' + defaultTimeline + '">' + \
'<img loading="lazy" class="timeline-banner" ' + \
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'alt="' + translate['Timeline banner image'] + '" ' + \
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'src="/users/' + nickname + '/' + bannerFile + '" /></a>\n'
htmlStr += '<div class="col-right-mobile">\n'
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htmlStr += '<center>' + \
headerButtonsFrontScreen(translate, nickname,
'newswire', authorized,
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iconsAsButtons) + '</center>'
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if newswire:
htmlStr += \
getRightColumnContent(baseDir, nickname, domainFull,
httpPrefix, translate,
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moderator, editor,
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newswire, positiveVoting,
False, timelinePath, showPublishButton,
showPublishAsIcon, rssIconAtTop, False,
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authorized, False, theme,
defaultTimeline)
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else:
if editor:
htmlStr += '<br><br><br>\n'
htmlStr += '<center>\n '
htmlStr += translate['Select the edit icon to add RSS feeds']
htmlStr += '\n</center>\n'
# end of col-right-mobile
htmlStr += '</div\n>'
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htmlStr += htmlFooter()
return htmlStr
def htmlEditNewswire(cssCache: {}, translate: {}, baseDir: str, path: str,
domain: str, port: int, httpPrefix: str,
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defaultTimeline: str, theme: str) -> str:
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"""Shows the edit newswire screen
"""
if '/users/' not in path:
return ''
path = path.replace('/inbox', '').replace('/outbox', '')
path = path.replace('/shares', '')
nickname = getNicknameFromActor(path)
if not nickname:
return ''
# is the user a moderator?
if not isModerator(baseDir, nickname):
return ''
cssFilename = baseDir + '/epicyon-links.css'
if os.path.isfile(baseDir + '/links.css'):
cssFilename = baseDir + '/links.css'
# filename of the banner shown at the top
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bannerFile, bannerFilename = \
getBannerFile(baseDir, nickname, domain, theme)
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instanceTitle = \
getConfigParam(baseDir, 'instanceTitle')
editNewswireForm = htmlHeaderWithExternalStyle(cssFilename, instanceTitle)
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# top banner
editNewswireForm += \
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'<header>' + \
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'<a href="/users/' + nickname + '/' + defaultTimeline + '" title="' + \
translate['Switch to timeline view'] + '" alt="' + \
translate['Switch to timeline view'] + '">\n'
editNewswireForm += '<img loading="lazy" class="timeline-banner" src="' + \
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'/users/' + nickname + '/' + bannerFile + '" ' + \
'alt="" /></a>\n</header>'
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editNewswireForm += \
'<form enctype="multipart/form-data" method="POST" ' + \
'accept-charset="UTF-8" action="' + path + '/newswiredata">\n'
editNewswireForm += \
' <div class="vertical-center">\n'
editNewswireForm += \
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' <h1>' + translate['Edit newswire'] + '</h1>'
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editNewswireForm += \
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' <div class="containerSubmitNewPost">\n'
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editNewswireForm += \
' <input type="submit" name="submitNewswire" value="' + \
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translate['Submit'] + '">\n'
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editNewswireForm += \
' </div>\n'
newswireFilename = baseDir + '/accounts/newswire.txt'
newswireStr = ''
if os.path.isfile(newswireFilename):
with open(newswireFilename, 'r') as fp:
newswireStr = fp.read()
editNewswireForm += \
'<div class="container">'
editNewswireForm += \
' ' + \
translate['Add RSS feed links below.'] + \
'<br>'
editNewswireForm += \
' <textarea id="message" name="editedNewswire" ' + \
'style="height:80vh">' + newswireStr + '</textarea>'
filterStr = ''
filterFilename = \
baseDir + '/accounts/news@' + domain + '/filters.txt'
if os.path.isfile(filterFilename):
with open(filterFilename, 'r') as filterfile:
filterStr = filterfile.read()
editNewswireForm += \
' <br><b><label class="labels">' + \
translate['Filtered words'] + '</label></b>\n'
editNewswireForm += ' <br><label class="labels">' + \
translate['One per line'] + '</label>'
editNewswireForm += ' <textarea id="message" ' + \
'name="filteredWordsNewswire" style="height:50vh">' + \
filterStr + '</textarea>\n'
hashtagRulesStr = ''
hashtagRulesFilename = \
baseDir + '/accounts/hashtagrules.txt'
if os.path.isfile(hashtagRulesFilename):
with open(hashtagRulesFilename, 'r') as rulesfile:
hashtagRulesStr = rulesfile.read()
editNewswireForm += \
' <br><b><label class="labels">' + \
translate['News tagging rules'] + '</label></b>\n'
editNewswireForm += ' <br><label class="labels">' + \
translate['One per line'] + '.</label>\n'
editNewswireForm += \
' <a href="' + \
'https://gitlab.com/bashrc2/epicyon/-/raw/main/hashtagrules.txt' + \
'">' + translate['See instructions'] + '</a>\n'
editNewswireForm += ' <textarea id="message" ' + \
'name="hashtagRulesList" style="height:80vh">' + \
hashtagRulesStr + '</textarea>\n'
editNewswireForm += \
'</div>'
editNewswireForm += htmlFooter()
return editNewswireForm
def htmlEditNewsPost(cssCache: {}, translate: {}, baseDir: str, path: str,
domain: str, port: int,
httpPrefix: str, postUrl: str) -> str:
"""Edits a news post on the news/features timeline
"""
if '/users/' not in path:
return ''
pathOriginal = path
nickname = getNicknameFromActor(path)
if not nickname:
return ''
# is the user an editor?
if not isEditor(baseDir, nickname):
return ''
postUrl = postUrl.replace('/', '#')
postFilename = locatePost(baseDir, nickname, domain, postUrl)
if not postFilename:
return ''
postJsonObject = loadJson(postFilename)
if not postJsonObject:
return ''
cssFilename = baseDir + '/epicyon-links.css'
if os.path.isfile(baseDir + '/links.css'):
cssFilename = baseDir + '/links.css'
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instanceTitle = \
getConfigParam(baseDir, 'instanceTitle')
editNewsPostForm = htmlHeaderWithExternalStyle(cssFilename, instanceTitle)
editNewsPostForm += \
'<form enctype="multipart/form-data" method="POST" ' + \
'accept-charset="UTF-8" action="' + path + '/newseditdata">\n'
editNewsPostForm += \
' <div class="vertical-center">\n'
editNewsPostForm += \
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' <h1>' + translate['Edit News Post'] + '</h1>'
editNewsPostForm += \
' <div class="container">\n'
editNewsPostForm += \
' <a href="' + pathOriginal + '/tlnews">' + \
'<button class="cancelbtn">' + translate['Go Back'] + '</button></a>\n'
editNewsPostForm += \
' <input type="submit" name="submitEditedNewsPost" value="' + \
translate['Submit'] + '">\n'
editNewsPostForm += \
' </div>\n'
editNewsPostForm += \
'<div class="container">'
editNewsPostForm += \
' <input type="hidden" name="newsPostUrl" value="' + \
postUrl + '">\n'
newsPostTitle = postJsonObject['object']['summary']
editNewsPostForm += \
' <input type="text" name="newsPostTitle" value="' + \
newsPostTitle + '"><br>\n'
newsPostContent = postJsonObject['object']['content']
editNewsPostForm += \
' <textarea id="message" name="editedNewsPost" ' + \
'style="height:600px">' + newsPostContent + '</textarea>'
editNewsPostForm += \
'</div>'
editNewsPostForm += htmlFooter()
return editNewsPostForm